1055056837 has 4 divisors (see below), whose sum is σ = 1055407276. Its totient is φ = 1054706400.

The previous prime is 1055056831. The next prime is 1055056841. The reversal of 1055056837 is 7386505501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 883813441 + 171243396 = 29729^2 + 13086^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055056837 - 2³ = 1055056829 is a prime.

It is a super-2 number, since 2×1055056837² = 2226289858600889138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1055056837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055056831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170664 + ... + 176737.

It is an arithmetic number, because the mean of its divisors is an integer number (263851819).

Almost surely, 2^1055056837 is an apocalyptic number.

It is an amenable number.

1055056837 is a deficient number, since it is larger than the sum of its proper divisors (350439).

1055056837 is an equidigital number, since it uses as much as digits as its factorization.

1055056837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350438.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 1055056837 is about 32481.6384592896. The cubic root of 1055056837 is about 1018.0254113025.

The spelling of 1055056837 in words is "one billion, fifty-five million, fifty-six thousand, eight hundred thirty-seven".